A peacock unfurls his magnificent train feathers. (Credit: Roslyn Dakin) When you see a peacock shake a train feather, you’re watching finely tuned natural engineering at work. When a peacock wants to ...

Picture shows the peacock spreading its beautiful feathers. Peacocks are among the most exquisite birds on the planet, and for good reason. With their iridescent feathers, fan-shaped tail, and ...